<template>
  <div class="employees-container">
    <div class="app-container">
      <el-dialog
        title="新增员工"
        :visible.sync="this.dialogFormVisible"
        :before-close="handleClose"
      >
        <!-- 表单 -->
        <el-form ref="addForm" :model="formData" :rules="rules" label-width="120px">
          <el-form-item label="姓名" prop="username">
            <el-input v-model="formData.username" style="width: 50%" placeholder="请输入姓名" />
          </el-form-item>
          <el-form-item label="手机" prop="mobile">
            <el-input v-model="formData.mobile" style="width: 50%" placeholder="请输入手机号" />
          </el-form-item>
          <el-form-item label="入职时间" prop="timeOfEntry">
            <el-date-picker
              v-model="formData.timeOfEntry"
              style="width: 50%"
              placeholder="请选择入职时间"
            />
          </el-form-item>
          <el-form-item label="聘用形式" prop="formOfEmployment">
            <el-select v-model="formData.formOfEmployment" style="width: 50%" placeholder="请选择">
              <!-- 渲染选择框 -->
              <el-option
                v-for="item in hireType"
                :key="item.key"
                :label="item.value"
                :value="item.key"
              >
              </el-option
            ></el-select>
          </el-form-item>
          <el-form-item label="工号" prop="workNumber">
            <el-input v-model="formData.workNumber" style="width: 50%" placeholder="请输入工号" />
          </el-form-item>
          <el-form-item label="部门" prop="departmentName">
            <el-input
              v-model="formData.departmentName"
              style="width: 50%"
              placeholder="请选择部门"
              @focus="showDepartment"
            />
            <!-- 树状选择部门 -->
            <div v-if="showTree" class="treeBox">
              <el-tree :data="treeData" :props="{ label: 'name' }" @node-click="treeClick" />
            </div>
          </el-form-item>
          <el-form-item label="转正时间" prop="correctionTime">
            <el-date-picker
              v-model="formData.correctionTime"
              style="width: 50%"
              placeholder="请选择转正时间"
            />
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button @click="handleClose">取 消</el-button>
          <el-button type="primary" @click="handleConfirm">确 定</el-button>
        </div>
      </el-dialog>
    </div>
  </div>
</template>

<script>
export default {
  name: 'employees-dialog',
  props: {
    dialogFormVisible: {
      type: Boolean,
      default: false,
    },
    treeData: {
      type: Array,
      default: () => [],
    },
  },
  data() {
    return {
      formData: {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '', // 转正时间
      },
      rules: {
        username: [
          { required: true, message: '用户姓名不能为空', trigger: 'blur' },
          { min: 1, max: 4, message: '用户姓名为1-4位', trigger: 'blur' },
        ],
        mobile: [
          { required: true, message: '手机号不能为空', trigger: 'blur' },
          { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' },
        ],
        formOfEmployment: [{ required: true, message: '聘用形式不能为空', trigger: 'blur' }],
        workNumber: [{ required: true, message: '工号不能为空', trigger: 'blur' }],
        departmentName: [{ required: true, message: '部门不能为空', trigger: 'change' }],
        timeOfEntry: [{ required: true, message: '请选择入职时间', trigger: 'blur' }],
      },
      hireType: [
        { key: 1, value: '正式' },
        { key: 2, value: '外包' },
      ], // 员工类型
      showTree: false,
    }
  },
  methods: {
    handleClose() {
      this.form = {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '', // 转正时间
      }
      this.$emit('update:dialogFormVisible', false)
    },
    handleConfirm() {
      // 满足条件验证 向父组件传递数据
      this.$refs.addForm.validate((valid) => {
        if (valid) {
          this.$emit('addEmployee', this.formData)
          this.form = {
            username: '', // 用户名
            mobile: '', // 手机号
            formOfEmployment: '', // 聘用形式
            workNumber: '', // 工号
            departmentName: '', // 部门
            timeOfEntry: '', // 入职时间
            correctionTime: '', // 转正时间
          }
          this.handleClose()
        } else {
          return false
        }
      })
    },
    // 树状节点点击事件
    treeClick(data) {
      // 如果当前部门还有子部门，则不能被选中
      if (data && data.children) {
        return
      }
      // 把当前选中的节点显示在 input 框中
      this.formData.departmentName = data.name
      // 隐藏 tree
      this.showTree = false
    },
    showDepartment() {
      this.showTree = true
    },
  },
}
</script>

<style lang="less" scoped>
.treeBox {
  width: 50%;
}
</style>
